dataOn with DataStarExpression

[fmcarvalho]

dataOn(event: String, js: String)

or

dataOn(event: String, expr: DataStarExpression, modifiers: ModifierBuilder.() -> Unit)

V1. Possible use case:

dataOn("click", fetching AND get(::getUser)) {
   debound(200,...)
   ...
}

V2:

dataOn(Click) {
    +(fetching and get(::getUser))
    modifiers { debounce(200.milliseconds) }
}

Possible API:

• infix AND(Signal, DataStarAction): DataStarExpression
• infix AND(DataStarExpression, DataStarAction): DataStarExpression